ems-core v1.0.0: Standard EMS platform core

Shared backend + frontend for multi-customer EMS deployments.
- 12 enterprise modules: quota, cost, charging, maintenance, analysis, etc.
- 120+ API endpoints, 37 database tables
- Customer config mechanism (CUSTOMER env var + YAML config)
- Collectors: Modbus TCP, MQTT, HTTP API, Sungrow iSolarCloud
- Frontend: React 19 + Ant Design + ECharts + Three.js
- Infrastructure: Redis cache, rate limiting, aggregation engine

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

backend/app/api/router.py

@@ -0,0 +1,28 @@
+from fastapi import APIRouter
+from app.api.v1 import auth, users, devices, energy, monitoring, alarms, reports, carbon, dashboard, collectors, websocket, audit, settings, charging, quota, cost, maintenance, management, prediction, energy_strategy, weather, ai_ops, branding
+
+api_router = APIRouter(prefix="/api/v1")
+
+api_router.include_router(auth.router)
+api_router.include_router(users.router)
+api_router.include_router(devices.router)
+api_router.include_router(energy.router)
+api_router.include_router(monitoring.router)
+api_router.include_router(alarms.router)
+api_router.include_router(reports.router)
+api_router.include_router(carbon.router)
+api_router.include_router(dashboard.router)
+api_router.include_router(collectors.router)
+api_router.include_router(websocket.router)
+api_router.include_router(audit.router)
+api_router.include_router(settings.router)
+api_router.include_router(charging.router)
+api_router.include_router(quota.router)
+api_router.include_router(cost.router)
+api_router.include_router(maintenance.router)
+api_router.include_router(management.router)
+api_router.include_router(prediction.router)
+api_router.include_router(energy_strategy.router)
+api_router.include_router(weather.router)
+api_router.include_router(ai_ops.router)
+api_router.include_router(branding.router)